On Mon, Jan 10, 2022 at 5:21 PM Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx> wrote: > > I'll see if I can bisect it at least partially. It seems to be very reliable. I can see the flickering even at early boot before gdb has started - the graphical screen where you type the encrypted disk password at boot already shows it as you type. Right now it is bad: 9602044d1cc12280e20c88885f2cd640ae80f69e good: 3867e3704f136beadf5e004b61696ef7f990bee4 so it's going to be one of these: 9602044d1cc1 drm/amd/display: Fix for the no Audio bug with Tiled Displays a896f870f8a5 drm/amd/display: Fix for otg synchronization logic aba3c3fede54 drm/amd/display: Clear DPCD lane settings after repeater training 9311ed1e1241 drm/amd/display: add hdmi disable debug check 6421f7c750e9 drm/amd/display: Allow DSC on supported MST branch devices ebe5ffd8e271 drm/amd/display: Enable P010 for DCN3x ASICs c022375ae095 drm/amd/display: Add DP-HDMI FRL PCON Support in DC 50b1f44ec547 drm/amd/display: Add DP-HDMI FRL PCON SST Support in DM 81d104f4afbf drm/amdgpu: Don't halt RLC on GFX suspend fe9c5c9affc9 drm/amdgpu: Use MAX_HWIP instead of HW_ID_MAX 370016988665 drm/amdgpu: fix the missed handling for SDMA2 and SDMA3 6c18ecefaba7 drm/amdgpu: declare static function to fix compiler warning 94a80b5bc7a2 amdgpu/pm: Modify implmentations of get_power_profile_mode to use amdgpu_pp_profile_name and I guess I'll do the few more bisections to pick out the exact one. Linus